Description: This is a simple-to-use LPG/natural gas/town Gas Sensor, suitable for sensing LPG/natural gas/town Gas in the air. The MQ-5 can detect LPG/natural gas/town Gas concentrations anywhere from 200-10000ppm.

This sensor has a high sensitivity and fast response time. The sensor's output is an analog resistance. The drive circuit is very simple; all you need to do is power the heater coil with 5V, add a load resistance, and connect the output to an ADC.